Jenny McCarthy

Remember when you were a kid and 40 felt old? Not anymore! You would never know these youthful stars are hitting such a milestone this year! (40 is indeed the new 20… or at least 29.) So take a look at these childhood photos and see if you can guess which celebs are turning 40 in 2012!

Way before Zooey Deschanel set the gold standard in modern bangs, all we had to work with were perms and lots of hairspray. The results were not for the faint of heart. Check out these celebs who braved the blow-dryer for a party in the front—back in the day.

Doesn’t it sometimes seem like celebrities all know each other? Well, that’s probably because most of them do. Off the top of your head, you can probably name any number of famous Hollywood families—the Gyllenhaals, Baldwins, Arquettes, Robertses—but the connections aren’t always so obvious. Can you guess, for example, who Mirror Mirror star Lily Collins’ famous parent is?